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Table 3 House characteristics and human behaviour traits (time period from February to June 2006) of the areas in Dar es Salaam where mosquitoes were sampled indoors and outdoors

From: Interdependence of domestic malaria prevention measures and mosquito-human interactions in urban Dar es Salaam, Tanzania

Characteristic Frequency
  N %
Age   
<1 year 62 2.9
1–5 years 231 10.7
6–14 years 403 18.7
>14 years 1457 67.7
Ceiling board   
Whole house 37 16.6
Partly 27 12.1
None 159 71.3
Screening   
Intact 44 19.7
With holes 90 40.4
Incomplete 31 13.9
Glass windows 2 0.9
None 56 25.1
Bednet usage   
Overall 1695 78.8
<1 year 53 96.4
1–5 years 213 92.6
6–14 years 322 79.9
>14 years 1107 76
Treatment status of net   
Treated in last 6 months 774 35.9
Treated more than 6 months ago 11 0.6
Never treated 1368 63.5
Other protection against mosquitoes   
Coil 198 9.2
Spray 343 15.9
Repellent 158 7.3
None 1454 67.6
Eating location   
Indoor 783 74.1
Outdoor 270 25.6
Other 3 0.3
Dinner time   
Before 7 pm 59 5.6
Between 7 and 8.30 pm 492 46.6
After 8.30 pm 505 47.8
Resting location after dinner   
Indoor 505 47.8
Outdoor 540 51.1
Other or don't know 11 1.1
Bedtime   
Before 6 pm 3 0.3
Between 6 and 7 pm 18 1.7
Between 7 and 8 pm 48 4.5
Between 8 and 9 pm 117 11.1
Between 9 and 10 pm 312 29.5
Between 10 and 11 pm 379 35.9
Between 11 and 12 pm 125 11.8
After 12 pm 53 5
Don't know 1 0.1
Waking time   
Before 4 am 4 0.4
Between 4 and 5 am 23 2.2
Between 5 and 6 am 173 16.4
Between 6 and 7 am 509 48.2
After 7 am 346 32.8
Don't know/didn't respond 1 0.1
Sleeping location   
Outdoor sleeping 56 5.3
Indoor sleeping 1000 94.7